Секция „Оптимизация и вземане на решения"
Институт по информационни и комуникационни технологии

Доцент д-р  

Васил Георгиев Гуляшки

Дискретна Оптимизация, Числени Алгоритми, Методи и Софтуерни Системи

1988 - Висш Машинно-Електротехнически Институт, София
      M. Sci. (Автоматика)

1994 - Институт по Информационни Технологии - БАН
      Ph. D. (Техническа Кибернетика - Методи за Оптимизация)

Немски, Английски, Руски
Доцент - Институт по информационни и комуникационни технологии, Българска академия на науките
НАУЧНА И ПРЕПОДАВАТЕЛСКА ДЕЙНОСТ

1. No И-515/95, "Изследване и разработване на системи за решаване на сложни оптимизационни задачи с помощта на глобални евристични стратегии", проект към Националния Съвет "Научни Изследвания", МОНТ; Институт по Информационни Технологии - БАН, 1995-1998г.
2. No И-623/96, "Класификация в случая на 0-1 (бинарни) променливи с помощта на методите на математическото програмиране", проект към Националния Съвет "Научни Изследвания", МОНТ; Централна Лаборатория по Био-Медицинско Инженерство, 1996-1999г.
3. "Системи за многокритериално вземане на решения с краен или безкраен брой алтернативи". Проект от вътрешния план за научни изследвания на Института по Информационни Технологии - БАН, 1998-2000г.
4. No МУ-ИС-8/95, "Автоматизиран обучаващ комплекс за статистическо проектиране в електронното производство и мениджмънт", проект към фонд "Млади учени" на Националния Съвет "Научни Изследвания", МОНТ; ТУ-София, 1995-1998г.
5. No МУ-И-12/98, "Свързване на лабораторията по автоматизация на проектирането на ФКТТ, ТУ-София, към Европейската университетска мрежа за проектиране и верификация на интегрални схеми", проект към фонд "Млади учени" на Националния Съвет "Научни Изследвания", МОН; ТУ-София, 1998-2001г.
6. "Системи за подпомагане вземането на многокритериални решения". Проект от вътрешния план за научни изследвания на Института по Информационни Технологии - БАН, 2001-2003г.
7. No И-1203/02, "Изследване и разработка на методи за решаване на оптимизационни задачи в комуникациите", проект към Националния Съвет "Научни Изследвания", МОН; Институт по Информационни Технологии - БАН, 2002-2005г.
8. "Системи за оптимизация и за подпомагане вземането на многокритериални решения". Проект от вътрешния план за научни изследвания на Института по Информационни Технологии - БАН, 2004-2005г.
9. "Генетични алгоритми и еволюционни подходи". Тема от вътрешния план за научни изследвания на Института по Информационни Технологии - БАН, шифър 010073, 2006-2007г.
10. „Договор за консултантски услуги и съвместна развойна дейност” № 210188 от 15.05.2008г. на Института по Информационни Технологии - БАН с фирмата ЕТ „Владимир Делчев 13”, ръководител н.с. I ст. д-р Васил Гуляшки.
11. „Методи и системи за оптимизация”. Тема от вътрешния план за научни изследвания на Института по Информационни Технологии - БАН, шифър 010080, 2008-2009г., ръководител ст.н.с. I ст. д-р Васил Василев.

1. Multiple Objective Decision Support Systems. Helsinki School of Economics, Finland / Institute of Informatics - BAS, Institute of Information Technologies - BAS, 1996-1999.
2. Multiple Criteria Decision Support. Helsinki School of Economics, Finland / Institute of Information Technologies - BAS, 2003-2004.

Ръководител на 2 защитили дипломанти

1. Gouljashki V. and I. Tsenov (1991) "Algorithms and Software for Solving Optimization Problems with Linear Constraints", Izvestiya na Technicheskiya Universitet - Sofia, Vol. 46, pp. 204-206, (in Bulgarian).
2. Gouljashki V. and I. Tsenov (1993) "Modular Programming System for Solving Optimization Problems with Linear Constraints”, Automation and Informatics, Vol.3/4, pp.20-21, (in Bulgarian).
3. Gouljashki V. (1993) "Linearization Techniques and Heuristic Approaches of Nonlinear Binary Programming", Problems of Engineering Cybernetics and Robotics, vol. 38, pp. 24-32.
4. Gouljashki V. and V. Vassilev (1993) "Nonlinear Convex Integer Programming Methods", Problems of Engineering Cybernetics and Robotics, vol. 40, pp. 3-9.
5. Gouljashki V., (1993) "An Exact Search Procedure for Solving Single Objective Convex Integer Problems and its Implementation in Multiobjective Programming", Scientific Computation and Mathematical Modelling, Proceedings of the International Conference on Mathematical Modelling and Scientific Computation (MMSC'93), September 14-18, 1993, Sozopol, BULGARIA pp. 117-120.
6. Gouljashki V., (1993) "Methods, Combining an Exact Search Procedure with the Metha-heuristic Tabu Search for Solving the Convex Integer Programming Problem", Automated Systems - Design and Applications, Proceedings of the 7-th International Conference "Systems for Automation of Engineering and Research", (SAER'93), vol. 1, October, 01.-03. 1993, St. Konstantin - Varna, BULGARIA, pp. 255-259.
7. Gouljashki V. (1994) "One Approximate and One Exact Algorithm for Solving Convex Nonlinear Integer Problems - Comparison of Test Results", Proceedings of the 8-th International Conference "Systems for Automation of Engineering and Research", (SAER'94) and Decus NUG Seminar, October, 01.-02., 1994, St. Konstantin resort Varna, BULGARIA, pp. 273-277.
8. Gouljashki V. G., (1994) “Algorithms for Solving Convex Nonlinear Integer Programming Problems”, Ph. D. Thesis, Institute of Information Technologies  BAS, Sofia, November, 1994.
9. Gouljashki V. and V. Vassilev, (1995) "Two Nonlinear Integer Optimization Algorithms - Comparative Analysis of Test Results", Problems of Engineering Cybernetics and Robotics, Vol. 43, pp. 15-23.
10. Gouljashki V.,(1995) "An Algorithm Combining Genetic Approach with Scatter Tabu Search for Solving Integer Optimization Problems”, Proceedings of the National Conference with International Participation "Automation and Informatics '95", held in November, 07.-09. 1995, Sofia, BULGARIA, pp. 474-478, (in Bulgarian).
11. Vassilev V., V. Gouljashki, L. Kirilov (1996) "An Interactive Algorithm for Solving Multiple Objective Nonlinear Integer Programming Problems", Problems of Engineering Cybernetics and Robotics, vol. 44, pp. 8-14.
12. Gouljashki V. and V. Vassilev (1996) “A Multiple Objective Nonlinear Integer Programming Decision Support System”, Proceedings of Bulgarian-Russian Seminar “Methods and Algorithms for Distributed Information Systems Design. Theory and Applications”, held in Sofia, BULGARIA, 28.-30.05.1996, pp. 107-122.
13. Marinova G., V. Gouljashki (1996) “Student Modelling in a Computer-Aided System for Education in Statistical Design in Electronics”, Proceedings of the National Conference with International Participation "Automation and Informatics '96", held in October, 09.-11. 1996, Sofia, BULGARIA, pp. 28-31.
14. Gouljashki V., L. Kirilov, S. Narula, V. Vassilev (1997) “A Reference Direction Interactive Algorithm of the Multiple Objective Nonlinear Integer Programming”, Lecture Notes in Economics and Mathematical Systems, No 448, pp. 308-317.
15. Gouljashki V. (1997) “An Interactive Genetic Algorithm For Solving Multiple Objective Convex Integer Problems”, Book with Abstracts of “The IV Conference on Mathematical Methods in Operations Research and VI Workshop on Well-Possedness and Stability of Optimization Problems”, held in Sozopol, BULGARIA, 16.-20. 09. 1997, pp. 13-14.
16. Gouljashki V., Asparoukhov, O., Danchev, S. (1997) “A Heuristic Algorithm For Solving The Classical Two-Group Classification Problem”, Proceedings of Bulgarian-Russian Seminar “Methods and Algorithms for Distributed Information Systems Design. Theory and Applications”, held in Sofia, BULGARIA, 30.09.-02.10.1997, pp. 107-125.
17. Gouljashki V. (1997) “A Modified Genetic Algorithm for Multiple Objective Convex Integer Optimization”, Working paper No 43, Institute of Information Technologies, Section “Decision Support Systems”.
18. Gouljashki V. (1998) “Multiple Objective Convex Integer Optimization by a Modified Genetic Search Procedure”, Programme of “16th European Conference on Operational Research”, Brussels, BELGIUM, July 12-15, 1998, pp. 39.
19. Gouljashki V. and G. Marinova (1999) “Fast 3-D ECT Numerical Analysis”, Proceedings of the 1st Japanese-Bulgarian-Macedonian Joint Seminar on Applied Electromagnetics, held in Sofia, BULGARIA, September, 14.-15., 1998, JBMSAEM’98, pp. 139-144.
20. Marinova G. and V. Gouljashki (1999) “2D Eddy Current Imaging for Steam Generator Tubing Based on Spline Interpolation Mapping and Improved Statistical Filtering”, Proceedings of the 1st Japanese-Bulgarian-Macedonian Joint Seminar on Applied Electromagnetics, held in Sofia, BULGARIA, September, 14.-15., 1998, JBMSAEM’98, pp. 145-150.
21. Gouljashki V. and O. Asparoukhov (1999) “A Heuristic Procedure For a Two-Group Classification Problem”, Problems of Engineering Cybernetics and Robotics, Vol. 48, pp. 45-52.
22. Marinova G, V. Gouljashki, M. Marinov,(1999) “Distributed Design System”, Proceedings of XXXIV Scientific Conference “Communications, Electronics and Computer Systems”, 28 May, 1999, Sofia, pp. 199-204, (in Bulgarian).
23. Gouljashki V., (1999) “Programming System HCS for Two-Groups Classification, based on heuristics”, Proceedings of XXXIV Scientific Conference “Communication, Electronic and Computer Systems”, 28 May, 1999, Sofia, pp. 224-230, (in Bulgarian).
24. Marinova G., Marinov M., Gouljashki V., (1999)“Distributed System for Research and for Teaching Circuit design”, Conference Proceedings of X. International Symposium on Theoretical Electrical Engineering, held in Magdeburg, GERMANY, September 06.-09. 1999, pp. 109-114.
25. Gouljashki V., Marinova G., (1999) “Algorithm FCD, Determining the Spatial Parameters of Flaws in Materials”, JSAEM Studies in Applied Electromagnetics and Mechanics 1999, ISBN 4-931455-11-5, ISSN 1343-2689, (Joint Seminar Sapporo 1999), Hokkaido University, Sapporo, JAPAN, November 1-3, 1999, pp. 78-81.
26. Marinova G., Gouljashki V., (1999) “Distributed System for Research in Electromagnetic Flaw Detection in Power Plant Steam Generator Tubes”, JSAEM Studies in Applied Electromagnetics and Mechanics 1999, ISBN 4-931455-11-5, ISSN 1343-2689, (Joint Seminar Sapporo 1999), Hokkaido University, Sapporo, JAPAN, November 1-3, 1999, pp. 82-85.
27. Marinova G., V. Gouliashki, C. Fernandes, P. Daponte, M. Marinov (2000) “Geographically Distributed Teaching Laboratory for Microelectronic Design and Testing”, Microelectronics Education, Proceedings of the 3-th European Workshop on Microelectronics Education EWME 2000, France, May 18-19, 2000, Klewer Academic Publishers, 2000, Netherlands, pp. 131-134.
28. Guliashki V., S. Dantchev (2000), “Solving a Class of Hard 0-1 Problems by Means of Three Heuristic Algorithms”, Proceedings of XXXV International Scientific Conference “Communication, Electronic and Computer Systems”, May, 2000, Sofia, pp. 108-113.
29. Guliashki V. and G. Marinova (2000), “Distributed System for Parallel Data Processing of ECT Signals for Electromagnetic Flaw Detection in Materials”, 3-rd Japanese-Bulgarian-Macedonian Joint Seminar on Applied Electromagnetics JBMSAEM’2K, September 15-17. 2000, Ohrid, Macedonia, Conference Digest, pp. 71-73.
30. Guliashki V. (2001) “Solving the mixed-integer problem for classification in two groups by means of heuristics”, EIST 2001, Vo;. III, Proceedings of the International Scientific Conference on “Energy and Information Systems Technologies”, June, 7-8, 2001, Bitola, MACEDONIA, pp. 808-812.
31. Vassilev V., S. Narula, V. Gouljashki (2001) “An Interactive Reference Direction Algorithm for Solving Convex Nonlinear Integer Multiobjective Programming Problems”, International Transactions in Operational Research, Vol. 8, No 4, pp 367-380.
32. Marinova G. I., V. G. Guliashki (2001) “A distributed system for circuit simulation”, TELSIKS 2001, Vol. 2, Proceedings of papers, Vol. 2, of the “5th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services”, September, 19-21, 2001, Nis, Yugoslavia, pp. 467-470.
33. Guliashki V., (2002) "Parallel Genetic Algorithm PGAmod, solving integer optimization problems", Proceedings of the International Scientific Conference on "Basic Technologies for E-Business'2002", September, 15-18, 2002, Albena, Bulgaria, pp. 272-277.
34. Guliashki V., Burdiek B., Mathis W., (2003) "Optimization of Test Signals for Analog Circuits", Proceedings of Papers, Volume 1, of 6-th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services TELSIKS 2003, 1-3. October, 2003, Nis, Serbia and Montenegro, Editor: Prof. Dr. Bratislav Milovanovic, pp. 133-136.
35. Marinova G., V. Guliashki (2003) "Fast Design Centering Method for Electronic Circuits", Proceedings of Papers, Volume 2, of 6-th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services TELSIKS 2003, 1-3. October, 2003, Nis, Serbia and Montenegro, Editor: Prof. Dr. Bratislav Milovanovic, pp. 701-704.
36. Guliashki V., (2003) “An Approximation Algorithm for Scheduling Problem on a Finite Number of Processors with Communication Delays”, Proceedings of XXXVIII International Scientific Conference Information Communication and Energy Systems and Technologies ICEST’2003, Sofia, Bulgaria, 16-18. 10. 2003, Edited by R. Arnaudov, pp. 333-336.
37. Marinova G., Guliashki V., Dimitrov D., (2004) “A design centering method with space dimension reduction”, Proceedings of ELEKTRONIKA’2004 Conference, Sofia, Bulgaria, 21-22. 05. 2004, pp. 134-139.
38. Guliashki V., (2004) “A Modified Approximation Algorithm for the Small Communication Time Scheduling Problem (MAASCT)”, Proceedings of ICEST’2004 Conference, Bitola, Macedonia, 16.-18. 06. 2004, Edited by Prof. Dr. Cvetko Mitrovski and Pece Mitrevski, pp. 635-638.
39. Guliashki V., Burdiek B., Mathis W., (2004) "Optimization of Test Signals for Analog Circuits", Electronics, ISSN 1450-5843, Vol. 8, № 1, May 2004, pp. 10-13.
40. Marinova G. I., Guliashki V., (2005) “Improved design centering in a reduced search space for electronic circuits optimization”, Proceedings of papers, “XL International Scientific Conference on Information, Communication and Energy Systems and Technologies ICEST’2005”, Nis, Serbia and Monte Negro, 29. 06. - 01. 07. 2005, pp. 166-169.
41. Marinova G. I., Guliashki V., (2005) “Software System for Statistical Optimization of Communication Circuits”, Proceedings of “Balcan Conference of Young Scientists”, Plovdiv, Bulgaria, 16. – 18. 06. 2005, Scientific Researches of the Union of Scientists Plovdiv, vol. V, ISSN 1311-9419, pp. 98-105.
42. Marinova G., Guliashki V., D. LeRuyet, M. Bellanger, (2006) “Multicarrier Modem Core on FPGA”, Proceedings of IEEE Mediterranean Electrotechnical Conference MELECON’2006 Circuits and Systems for Signal and Image Processing, Information and Communication Technologies and Power Sources and Systems, edited by Francisco Sandoval, Carlos Camacho and Antonio Puerta; Benalmagena (Malaga), Spain, May 16-19, 2006, pp. 66-69.
43. Marinova G., Guliashki V., (2006) “Security Solutions for Modem Communications”, Proceedings of National Conference with international participation ELECTRONIKA’2006, Sofia, Bulgaria, Jun 1-2. 2006, pp. 287-292.
44. Guliashki V., (2006) “The Two-Group Classification Problem Challenge – Polynomial Heuristic Algorithms”, Cybernetics and Information Technologies, Vol. 2, 2006, pp. 43-53.
45. Marinova G., Guliashki V., (2006) “New Methods for Circuits Optimization in the Software System STOPCOMCIR”, Problems of Engineering Cybernetics and Robotics, Vol. 57, 2006, pp. 9-20.
46. Galia Marinova, Vassil Guliashki, Didier Le Ruyet, Maurice Bellanger, "Secure Multicarrier Modem on Fpga", Lecture Notes in Engineering and Computer Science, World Congress on Engineering 2007, July 2-4, 2007, London, United Kingdom, Volume I, Editors: S. I. Ao, Leonid Gelman, David W.L. Hukins, Andrew Hunter, A. M. Korsunsky, IAENG, International Association of Engineers, pp. 563-567.
47. Galia Marinova, Vassil Guliashki, Maurice Bellanger, "EQUALIZATION IN FPGA-BASED REALIZATION OF A MULTICARRIER MODEM CORE", Conference Proceedings Joint Conference IEEE MWSCAS 200750th, NEWCAS 20075th, August 5-8, 2007, Montreal, Canada, pp. 795-798.
48. Marinova, G., Guliashki, V., Bellanger M., "New Intellectual Property Blocks for a Secure Modem on FPGA", In: Proceedings of Papers of the XLII International Scientific Conference on Information, Communication and Energy Systems and Technologies ICEST2007, (Editor Prof. Dr. Mitrovski, C.), Ohrid, Macedonia, vol. I, pp. 39-42.
49. Guliashki, V., "A Hybrid Population Based Method Solving Convex Integer Optimization Problems", In: Proceedings of Papers of the XLII International Scientific Conference on Information, Communication and Energy Systems and Technologies ICEST2007, (Editor Prof. Dr. Mitrovski, C.), Ohrid, Macedonia, vol. I, pp. 249-252.
50. Galia Marinova, Vassil Guliashki, Didier Le Ruyet, Maurice Bellanger, (2008) “Secure Multicarrier Filter Bank Based Modem on FPGA”, IAENG International Journal of Computer Science, ISSN: 1819656X, EISSN: 1819656X, Volume 35, Issue 1, pp. 66-73.
51. Guliashki V., (2008) “A Hybrid Direct Search – Quasi-Newton Method for the Inverse EIT Problem”, Cybernetics and Information Technologies, ISSN: 1311-9702, Vol. 2, 2008, pp. 40-50.
52. Guliashki V., (2008) „A Quickened Genetic Nonlinear Reconstruction Algorithm for EIT”, Proceedings of Papers of XLIII International Scientific Conference on Information, Communication and Energy Systems and Technologies ICEST2008, Nis, Serbia, 25-27 June, 2008, ISBN: 978-86-85195-60-0, Vol. 2, pp. 433-436.
53. Guliashki V., (2008) „An Accelerating Technique for Population Based Algorithms”, Proceedings of Papers of IX Internatrional Conference on Computer Systems and Technologies CompSysTech’08, Gabrovo, Bulgaria, 12-13 June, 2008, ISBN: 978-954-9641-52-3, pp. -IIIB.11-1- IIIB.11-6.
54. Genova K., V. Guliashki (2011) Linear Integer Programming Methods and Approaches – a Survey, Cybernetics and Information Technologies, BAS, Vol. 11, No 1, 3-25, ISSN 1311-9702.
55. Genova K., L. Kirilov, V. Guliashki, B. Staykov, D. Vatov (2011) A Prototype of a Web-based Decision Support System for Building Models and Solving Optimization and Decision Making Problems, In: Proceedings of XII Internatrional Conference on Computer Systems and Technologies - CompSysTech’11 (Eds. B. Rachev, A. Smrikarov), Wien, Austria, 16-17 June, 2011, ACM, ACM ICPS vol. 578, 167-172, ISBN 978-1-4503-0917-2.
56. Guliashki V., L. Kirilov (2011) An Interactive Evolutionary Algorithm for Multiple Objective Convex Integer Problems, Proceedings of XII Internatrional Conference on Computer Systems and Technologies - CompSysTech’11 (Eds. B. Rachev, A. Smrikarov), Wien, Austria, 16-17 June, 2011, ACM ICPS vol. 578, pp. 82-87, ISBN 978-1-4503-0917-2.
57. Tochev A., V. Guliashki, (2012) “Application of Mathematical Induction for Inheritance Law Interpretations”, Problems of Engineering Cybernetics and Robotics, Vol. 1 , 2012, ISSN: 0204-9848.